Hardware setup, Receipt | Schneider Electric VW3 A3 303 instruction

4. Hardware setup

4. 1. Receipt

Check that the card catalog number marked on the label is the same as that on the delivery note corresponding to the purchase order. Remove the option card from its packaging and check that it has not been damaged in transit.

4. 2. Hardware description

LEDs

Female 9-way SUB-D connector

Polarization switches

Address switches

4. 3. Installing the card in the drive

See the Installation Manual.

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Schneider Electric VW3 A3 303 user manual Hardware setup, Receipt, Hardware description, Installing the card in the drive

Contents

Altivar Contents Before you begin Electric shock will result in death or serious injury Programming Manual Installation ManualDocumentation structure Communication Parameters Manual Introduction PresentationNotation Receipt Hardware setupInstalling the card in the drive Hardware description Switch coding Choosing polarizationCoding the address Address 1234 Connecting to the bus Wiring recommendationsModbus RS485 standard Connection via RJ45 wiring system Connection accessoriesConnection cables TWD XCA RJ030 Connection cables for the masterType of master Master interface Description Catalog number TSX SCP CM RS485 double shielded twisted pair Connection via junction boxesDescription Catalog Number Subscriber socket Cables TSX CSA500 TSX P ACC Configuration Communication parameters Control via Modbus or the terminals in I/O profile Control CommandControl via Modbus in I/O profile Parameter Value Comment Control via Modbus in Drivecom profile Control via Modbus or the terminals in Drivecom profile Configuration RDY NET Example of configuration via the graphic display terminalCommunication scanner COM. Scanner Input Communication faults COM. Fault Management Format CONFIG. COMM. MAPMonitored parameters Format Range Terminal display LEDs DiagnosticsChecking the address Green RUN Red ERR Meaning Corrective action COM. Scanner Input MAP RUN NETCommunication MAP COM Scan Output MAP CMD. Word Image Input variable Scanner parameter Output variable Scanner parameterCOM Scan Output MAP Communication fault Card fault Modbus protocol PrincipleSlave Slave j Slave k Modes RTU modeAscii mode Slave address Function code Data Modbus functions available Read Holding/Input Registers 3/4Code Modbus name Description Broadcast Size of data Write Single Register Diagnostics Get Comm Event Counter 11 = 16#0B Write Multiple Registers 16 = 16#10 Read/Write Multiple Registers 23 = 16#17 Read Device Identification 43 = 16#2B Machine Example of positive response MEI Output variables Logic address Default assignment Input variables Logic address Default assignmentCode Modbus name Description Size of data Input variable address Logic address Default value Parameter Logic ReadParameter Logic Input monitoring Output controlParameter assigned Value Parameter assigned Code Error code Exception responsesResponse Read non-existent or protected parameters Logic address Parameter Value Appendix RS485 standard Modbus 2-wire standard schematic Master Modbus 4-wire standard schematic Uni-Telway schematic Wire Jbus schematic Type of trunk cable Cable with 1 shielded twisted pair Creating a Modbus bus using non-standard equipment Different scenariosRecommendations Calculating the polarization Example Contact no. Signal RS485 schematic for the cardCard connector pinout SUB-D Atv71ModbusJbusENV1 2005-05